- 专利标题： Heat sensitive recording material
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申请号： US783021申请日： 1991-10-25
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公开(公告)号： US5187143A公开(公告)日： 1993-02-16
- 发明人: Kazuo Watanabe , Tosaku Okamoto
- 申请人： Kazuo Watanabe , Tosaku Okamoto
- 申请人地址： JPX Tokyo
- 专利权人： Kanzaki Paper Manufacturing Co., Ltd.
- 当前专利权人： Kanzaki Paper Manufacturing Co., Ltd.
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX2-289301 19901025; JPX3-169460 19910613
- 主分类号： B41M5/32
- IPC分类号： B41M5/32 ; B41M5/333
摘要：
The present invention provides a heat sensitive recording material having a recoridng layer formed on a substrate and containing a colorless or light-colored basic dye and a color developer, the heat sensitive recording material being characterized in that the color developer includes a zinc salt of terephthalaldehydic acid or a composite zinc salt of terephthalaldehydic acid and other aromatic carboxylic acid.
公开/授权文献
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